MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca6d30359259e4b3387ea8cde986038557c85550fe9d2eadfc5bf40777fb2cfb. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


FormBook


Vendor detections: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ca6d30359259e4b3387ea8cde986038557c85550fe9d2eadfc5bf40777fb2cfb
SHA3-384 hash: 3fe5716a30186ae7f5bf989f6dee299c16c692cd8686fd9ab129010fe32a28f9b0fa9d92f01d1390d40e945b40fc7f51
SHA1 hash: 30d8c2f98cdaae390e51357c96695ba4ec5f22bd
MD5 hash: f27f6355c8e7e99d93d2706b789346d4
humanhash: emma-skylark-lion-avocado
File name:Afy8NqgmRehaIKs.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:294'912 bytes
First seen:2020-06-23 15:07:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 6144:Zgkp/iPGj1/cx+PuuYf/eF2KPTuPR5drU6TNxp:aAjxSuYHY2KiPR/xp
Threatray 5'241 similar samples on MalwareBazaar
TLSH 0254F12132F51715F6F987B929315141737B3AAB9A36EB0C4D8C248E1B7BB808761F27
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: hwsrv-734488.hostwindsdns.com
Sending IP: 142.11.195.135
From: Iulia LE BOBINNEC <iulia@eco-partners.ro>
Subject: Quotation
Attachment: order list.ace (contains "Afy8NqgmRehaIKs.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/13170/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WMH.613.UNOFFICIAL
Create hunting rule

Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ca6d30359259e4b3387ea8cde986038557c85550fe9d2eadfc5bf40777fb2cfb/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-23 15:09:05 UTC
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zjwtanmslhslgod6vdg6tbqdqvl4qvkq72os5lp4lp2ao573ft5q._file
Verdict:
malicious
Similar samples:
474cad642b1cf88f8d7f922cbfd9b8a00d7fc0eb40cafc0877007ee2884f105f
FormBook
5ea463243b051351c219469515fb9b39d01c5c3c4f4698bd6164e36070622d35
FormBook
6f827b68129d30609057c2e6b36be05649fce91d6bc8ee3d3566ca5c6aba562b
FormBook
7523c12a912fa702d0d82798e013bf01d7be7b4b0fd08989bdb48c04738c876c
FormBook
9b2c6f08cd9a4e3b144422de4d540290542ce50239f2c85697a036a461b25264
FormBook
a26b0b8ed3e9a7159a68553861239c8ba255afcf36fc645d33bc3a36b7849496
FormBook
c63e2af7f161a564776dd540773f8e7c8581e93318bf6e2d0e065f7df45de3fb
FormBook
c9e39f1f70998e0e3d8cb796ab6dff989eebae5deea058c9a3f637ea2f038ae4
FormBook
d3664113994262962936ebe74d0355986970def0cd0bcdcf088fe102047df9ba
FormBook
e13acda03eb4829793beb5c0664d5752663b7ef5ae72b63724e7eaf189a9fec4
FormBook
+ 5'231 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
evasion trojan
Link:
https://tria.ge/reports/200624-9grrceze1a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Deletes itself
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

The table below shows additional information about this malware sample such as delivery method and external references.

bcbc81bff5c45cad6d7299f79f7168bb

FormBook

Executable exe ca6d30359259e4b3387ea8cde986038557c85550fe9d2eadfc5bf40777fb2cfb

(this sample)

  
Dropped by
MD5 bcbc81bff5c45cad6d7299f79f7168bb
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/13170/

Comments